Intel LGA 1156 Core i3/i5 Processors Get K0 Stepping

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Intel LGA 1156 Core i3/i5 Processors Get K0 Stepping

Postby Apoptosis » Thu May 20, 2010 8:24 am

Intel Core i3-530, i3-540, i5-650, i5-660, i5-661 and i5-670 processors have moved from a C2 stepping to K0 as of 5/13/2010!! They will be available to the customer on Aug 23, 2010 with samples internally starting June 14th, 2010.

Description of Change:
Intel is initiating a C-2 to K-0 stepping conversion for the Intel® Core™ i3-530, i3-540, i5-650, i5-660, i5-661 and i5-670 processors & Intel® Pentium® Processor G6950 where they will undergo the following changes:

. New S-spec and MM numbers for the converting products
. Extended CPUID will change from 0x00020652 to 0x00020655
. Host RevID will change from 0x12 to 0x18
. K0 stepping package is pin compatible with C2 stepping package
. Adds Processor Context ID (PCID) support

Intel® Core™ i3-530, i3-540, i5-650, i5-660, i5-661 and i5-670 processors & Intel® Pentium® Processor G6950 on K0 stepping will require a BIOS update.
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